Up to a third of Premier League clubs are set to miss their own deadline to meet basic access standards for disabled fans, campaigners say.
Last year the league promised to improve stadium facilities for disabled fans, stating that clubs would comply with official guidance by August 2017.
That followed a 2014 BBC investigation that found 17 of the 20 clubs failed to provide enough wheelchair spaces.
"We think up to a third of clubs are not going to meet this pledge," Cook added.
"This is a promise that they made themselves, they set their own deadline.